http://cinemassacre.com/2007/08/22/atari-porn/

Cracked also did most of them in an article March 28th 2009:

http://www.cracked.com/article_17206_the-10-most-perverted-old-school-video-games_p2.html

I think Porkys and X-Man were the only ones I hadn’t seen before from the PC Mag article, I bet there are older articles on this that are older too!

“the only reason we think of penises as sending sex cells in that direction is that we never knew any other set-up could occur. Now we do, which either forces us to introduce a new term and demand that it be used, or to expand the bounds of our old term. I prefer the latter. I’m generally a lumper, rather than a splitter. [...] I’m pointing out that you can either look at this discovery through the lens of difference or similarity. And similarities are actually critical here because evolution crafts organs that are convergently similar—though different in the details—thanks to similar selection pressures.”

http://phenomena.nationalgeographic.com/2014/04/17/in-this-insect-females-have-penises-and-males-have-vaginas/#critique